Busy as a cranberry merchant simile
If you say that someone is busy as a cranberry merchant, you mean that they have a lot to do; they are fully occupied; they work very hard.
Back in those days when I was going to sit the university's national entrance exam, I was always busy as a cranberry merchant studying three main subjects.
As the bank holiday approaches, Mary, an accountant, has always been busy as a cranberry merchant working with whopping revenue figures of her company.
He is busy as a cranberry merchant rehearsing at the studio all day so that his performance will be flawless,
1.(adj) Very busy
2. At maximum speed, efficiency, or power
To work very hard for something
An industrious person
Being extremely busy or hardworking
To work extremely hard
The origin of this idiom is not clear.